15197140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 36997632

約数和(自身を除く): 21800492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 1487, 2044, 2555, 2974, 5110, 5948, 7435, 10220, 10409, 14870, 20818, 29740, 41636, 52045, 104090, 108551, 208180, 217102, 434204, 542755, 759857, 1085510, 1519714, 2171020, 3039428, 3799285, 7598570, 15197140]

約数ペア:

[(1, 15197140), (2, 7598570), (4, 3799285), (5, 3039428), (7, 2171020), (10, 1519714), (14, 1085510), (20, 759857), (28, 542755), (35, 434204), (70, 217102), (73, 208180), (140, 108551), (146, 104090), (292, 52045), (365, 41636), (511, 29740), (730, 20818), (1022, 14870), (1460, 10409), (1487, 10220), (2044, 7435), (2555, 5948), (2974, 5110)]